# Feed Identifiers

Names are for humans.

Keys are for computers.

You tell the computer the name, and it will tell you the key.

When  using  Adafruit  IO, you'll want to tell the client (the computer) the feed's **key** instead of the feed's **name**.

For more information about this topic:, visit [the learn guide for feeds](https://learn.adafruit.com/naming-things-in-adafruit-io/introduction) or the [IO Development blog post about naming feeds](https://io.adafruit.com/blog/tips/2016/07/14/naming-feeds).

